This is the 781st most frequent Russian word.
голову
"Golovu" is the accusative singular form of "голова," meaning "head" in English.
Here, 'голову' (head) is used literally to describe the part of the body moved to perform the gesture.
Она наклонила голову в знак уважения.
She bowed her head as a sign of respect.
In this sentence, 'голову' (head) is also used literally, referring to the physical part of the body affected by pain.
У него болит голову после долгой работы.
He has a headache after extensive work.
This expression metaphorically uses 'голову' (head) to indicate losing rationality or composure, particularly in emotional situations.